import React, { memo } from 'react'

// export default memo(function Child(props) {
//   console.log('again render')
//   return (
//     <div>
//       child
//       <button onClick={props.onReceive(9)}>change</button>
//     </div>
//   )
// })
export default function Child(props) {
  console.log('again render')
  return (
    <div>
      child - {props.title}
    </div>
  )
}
